| abstract | Trombella chahkandensis sp. n. (Trombidiformes: Trombellidae) is described and illustrated from larva from Chahkand village, Birjand, South Khorasan province, Iran. It is the ninth known species of the genus and second species of this genus from Iran based on larva. A key to species of Trombella of the world (based on larvae) is presented. |